JP2006093104A - 照明装置およびそれを用いた表示装置 - Google Patents

照明装置およびそれを用いた表示装置 Download PDF

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Publication number
JP2006093104A
JP2006093104A JP2005210871A JP2005210871A JP2006093104A JP 2006093104 A JP2006093104 A JP 2006093104A JP 2005210871 A JP2005210871 A JP 2005210871A JP 2005210871 A JP2005210871 A JP 2005210871A JP 2006093104 A JP2006093104 A JP 2006093104A
Authority
JP
Japan
Prior art keywords
light
guide plate
light guide
light incident
light source
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2005210871A
Other languages
English (en)
Japanese (ja)
Inventor
Norihiro Dejima
範宏 出島
Takayasu Sado
貴康 佐土
Shin Kurihara
慎 栗原
Katsunori Honma
克則 本間
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Seiko Instruments Inc filed Critical Seiko Instruments Inc
Priority to JP2005210871A priority Critical patent/JP2006093104A/ja
Priority to US11/209,925 priority patent/US7484873B2/en
Priority to CN2005100977173A priority patent/CN1740846B/zh
Publication of JP2006093104A publication Critical patent/JP2006093104A/ja
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4298—Coupling light guides with opto-electronic elements coupling with non-coherent light sources and/or radiation detectors, e.g. lamps, incandescent bulbs, scintillation chambers
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/002—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
    • G02B6/4206—Optical features
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
    • G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0066—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/22—Illumination; Arrangements for improving the visibility of characters on dials

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Light Guides In General And Applications Therefor (AREA)
JP2005210871A 2004-08-25 2005-07-21 照明装置およびそれを用いた表示装置 Pending JP2006093104A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2005210871A JP2006093104A (ja) 2004-08-25 2005-07-21 照明装置およびそれを用いた表示装置
US11/209,925 US7484873B2 (en) 2004-08-25 2005-08-23 Illumination device having elliptical body and display device using the same
CN2005100977173A CN1740846B (zh) 2004-08-25 2005-08-24 照明设备和使用其的显示设备

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004245237 2004-08-25
JP2005210871A JP2006093104A (ja) 2004-08-25 2005-07-21 照明装置およびそれを用いた表示装置

Publications (1)

Publication Number Publication Date
JP2006093104A true JP2006093104A (ja) 2006-04-06

Family

ID=36073761

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005210871A Pending JP2006093104A (ja) 2004-08-25 2005-07-21 照明装置およびそれを用いた表示装置

Country Status (3)

Country Link
US (1) US7484873B2 (zh)
JP (1) JP2006093104A (zh)
CN (1) CN1740846B (zh)

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JP2007322868A (ja) * 2006-06-02 2007-12-13 Citizen Holdings Co Ltd 液晶表示装置
JP2010212203A (ja) * 2009-03-12 2010-09-24 Stanley Electric Co Ltd 車両用灯具
WO2012144514A1 (ja) * 2011-04-22 2012-10-26 シャープ株式会社 面光源装置およびその製造方法、表示装置、照明装置
WO2012161212A1 (ja) * 2011-05-23 2012-11-29 シャープ株式会社 面光源装置およびその製造方法、表示装置、照明装置
KR101268960B1 (ko) * 2008-02-22 2013-05-29 엘지디스플레이 주식회사 백라이트 유닛
KR101309393B1 (ko) * 2010-06-30 2013-09-17 오므론 가부시키가이샤 면광원 장치
WO2013154124A1 (ja) * 2012-04-12 2013-10-17 シャープ株式会社 照明装置及びそれを備えた表示装置
WO2014129299A1 (ja) * 2013-02-22 2014-08-28 日本電気硝子株式会社 導光板
JP2016100257A (ja) * 2014-11-25 2016-05-30 市光工業株式会社 車両用灯具
EP3228924A1 (en) 2016-03-24 2017-10-11 Stanley Electric Co., Ltd. Vehicle lamp
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JP2007322868A (ja) * 2006-06-02 2007-12-13 Citizen Holdings Co Ltd 液晶表示装置
KR101268960B1 (ko) * 2008-02-22 2013-05-29 엘지디스플레이 주식회사 백라이트 유닛
JP2010212203A (ja) * 2009-03-12 2010-09-24 Stanley Electric Co Ltd 車両用灯具
US8939633B2 (en) 2010-06-30 2015-01-27 Omron Corporation Area light source device
KR101309393B1 (ko) * 2010-06-30 2013-09-17 오므론 가부시키가이샤 면광원 장치
WO2012144514A1 (ja) * 2011-04-22 2012-10-26 シャープ株式会社 面光源装置およびその製造方法、表示装置、照明装置
WO2012161212A1 (ja) * 2011-05-23 2012-11-29 シャープ株式会社 面光源装置およびその製造方法、表示装置、照明装置
WO2013154124A1 (ja) * 2012-04-12 2013-10-17 シャープ株式会社 照明装置及びそれを備えた表示装置
JPWO2014129299A1 (ja) * 2013-02-22 2017-02-02 日本電気硝子株式会社 導光板
WO2014129299A1 (ja) * 2013-02-22 2014-08-28 日本電気硝子株式会社 導光板
JP2016100257A (ja) * 2014-11-25 2016-05-30 市光工業株式会社 車両用灯具
US10352525B2 (en) 2016-01-19 2019-07-16 Stanley Electric Co., Ltd. Vehicle signaling light
US10414330B2 (en) 2016-01-19 2019-09-17 Stanley Electric Co., Ltd. Vehicle signaling light with plate light guiding lens
EP3228924A1 (en) 2016-03-24 2017-10-11 Stanley Electric Co., Ltd. Vehicle lamp
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KR101811433B1 (ko) * 2016-06-09 2017-12-21 현대모비스 주식회사 자동차의 조명장치
US10247873B2 (en) 2016-06-09 2019-04-02 Hyundai Mobis Co., Ltd. Lighting device of vehicle
JPWO2022102147A1 (zh) * 2020-11-13 2022-05-19

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